The said examination is being conducted by an authority/body which is a public authority and the
RTI Act is applicable to it.

Under section 2 (f) of the
RTI Act, you could obtain certified copies of the relevant documents and
records. You could obtain copies of your marksheets as well as you answer sheets as per a judgment passed by the Supreme Court in the case of CBSE vs Aditya Bandhopadhyay in 2011.